SH-99 Lanier Parkway-West Mainlanes Northbound 
|
| From | To | Data Age | Distance (miles) | Link Travel Time(m:ss) | Cumulative Travel Time(m:ss) | Speed(mph) | |
| Brazos River | New Territory | 8:50:47 AM | 1.00 | 00:55 | 00:55 | 65 |  |
| New Territory | FM-1464 | 8:50:47 AM | 1.50 | 1:20 | 2:15 | 68 | |
| FM-1464 | Oyster Creek | 8:50:47 AM | 2.00 | 1:43 | 3:58 | 70 | |
| Oyster Creek | Harlem Rd | 8:50:47 AM | 1.60 | 1:37 | 5:35 | 59 | |
| Harlem Rd | W Bellfort | 8:50:47 AM | 1.50 | 1:25 | 7:00 | 64 | |
| W Bellfort | Bellaire | 8:50:47 AM | 2.90 | 2:46 | 9:46 | 63 | |
| Bellaire | S Fry Rd | - | 1.60 | Not Available |  |
| S Fry Rd | Cinco Ranch Blvd | - | 2.00 | Not Available | |
| Cinco Ranch Blvd | Kingsland | 8:50:47 AM | 2.20 | 4:45 | 14:29 | 28 |  |
| Kingsland | IH-10 Katy | 8:50:47 AM | 1.25 | 1:06 | 15:35 | 68 | |
| IH-10 Katy | Morton | 8:50:47 AM | 1.50 | 1:41 | 17:16 | 53 | |
| Morton | Clay Rd | 8:50:47 AM | 1.60 | 1:32 | 18:48 | 63 | |
| Clay Rd | Beckendorff | 8:50:47 AM | 1.30 | 1:21 | 20:09 | 58 | |
| Beckendorff | FM-529 | 8:50:47 AM | 1.00 | 00:54 | 21:03 | 67 | |
| FM-529 | West Rd | 8:50:47 AM | 2.50 | 2:15 | 23:18 | 67 | |
| West Rd | House Hahl | 8:50:47 AM | 1.30 | 1:11 | 24:29 | 66 | |
| House Hahl | Bridgeland Lake Parkway | - | 1.40 | Not Available | |
| Bridgeland Lake Parkway | US-290 Northwest | - | 2.40 | Not Available | |
| Summary | 30.55 | 24:27 | 24:27 | 75 | |
SH-99 Lanier Parkway-West Mainlanes Southbound 
|
| From | To | Data Age | Distance (miles) | Link Travel Time(m:ss) | Cumulative Travel Time(m:ss) | Speed(mph) | |
| US-290 Northwest | Bridgeland Lake Parkway | - | 2.40 | Not Available | |
| Bridgeland Lake Parkway | House Hahl | - | 1.40 | Not Available | |
| House Hahl | West Rd | 8:50:47 AM | 1.30 | 1:16 | 1:14 | 62 | |
| West Rd | FM-529 | 8:50:47 AM | 2.50 | 2:08 | 3:22 | 70 | |
| FM-529 | Beckendorff | 8:50:47 AM | 1.00 | 1:44 | 5:06 | 35 |  |
| Beckendorff | Clay Rd | 8:50:47 AM | 1.30 | 1:18 | 6:24 | 60 | |
| Clay Rd | Morton | 8:50:47 AM | 1.60 | 2:08 | 8:32 | 45 |  |
| Morton | IH-10 Katy | - | 1.50 | Not Available | |
| IH-10 Katy | Kingsland | 8:50:47 AM | 1.25 | 1:19 | 9:50 | 57 | |
| Kingsland | Cinco Ranch Blvd | 8:50:47 AM | 2.20 | 5:09 | 14:59 | 26 | |
| Cinco Ranch Blvd | S Fry Rd | - | 2.00 | Not Available | |
| S Fry Rd | Bellaire | - | 1.60 | Not Available | |
| Bellaire | W Bellfort | 8:50:47 AM | 2.90 | 2:49 | 17:46 | 62 | |
| W Bellfort | Harlem Rd | 8:50:47 AM | 1.50 | 1:20 | 19:06 | 68 | |
| Harlem Rd | Oyster Creek | 8:50:47 AM | 1.60 | 1:36 | 20:42 | 60 | |
| Oyster Creek | FM-1464 | 8:50:47 AM | 2.00 | 1:41 | 22:23 | 71 | |
| FM-1464 | New Territory | 8:50:47 AM | 1.50 | 1:21 | 23:44 | 67 | |
| New Territory | Brazos River | 8:50:47 AM | 1.00 | 00:50 | 24:34 | 72 | |
| Summary | 30.55 | Not Available | |
